Fiddler (T)
Web debugging proxy that monitors, inspects, and logs HTTPS/WebSocket traffic between a computer and the internet for analysis.
Platforms: Web · Last verified September 7, 2026
Web debugging proxy that monitors, inspects, and logs HTTPS/WebSocket traffic between a computer and the internet for analysis.
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Best for: Network traffic analysis, web debugging, protocol inspection. See the official site linked above for details.